Sensorex CX105, Руководство пользователя, Страница: 7 / 17

7
3 Specifications
Display
:

LCD: 128*65 dot matrix, figure or alphabet: 12x8, 28x15, 32x18, etc.

Update rate: 1 second

Contrast: User selected, 5 levels
Measurement:

Conductivity: 0.05 to 500,000 μ S/cm

Resistivity: 1K Ω •cm to 18.3M Ω •cm

TDS: 0.023 to 200,000 ppm

Accuracy: ± 0.5% of reading

Repeatability*: ± 0.05% of span

Temperature :
-10 to 70 ℃
*These performance specifications are typical at 25
°
C
Electrical:

Power: 19 -48VDC, regulated, 30mA maximum
Current Output:

Isolated 4-20 mA output with 0.004 mA (12-bit) resolution

Update Rate: 1 second

Maximum Loop Impedance: 250
Ω
@24V; 600
Ω
@31V; 1500
Ω
@48V
Memory:

Non-volatile: All user settings are retained indefinitely without battery backup
Open-Collector Output:

Isolated, 40 VDC max. pull-up voltage
The OC output can be configured to be one of three modes below:
High mode, Low mode, Proportional pulses
Ambient Conditions:

Operation: -10 °C to 70 °C (14 °F to 158 °F); 0-95% relative humidity, non-condensing

Transport/storage: -15°C to 80°C(5°F to 176°F); 0-95% relative humidity, non-condensing
Standards and Approvals

CE: Certified Compliant to European Community Standards.